diff options
Diffstat (limited to 'include/mbgl/actor/scheduler.hpp')
| -rw-r--r-- | include/mbgl/actor/scheduler.hpp | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/include/mbgl/actor/scheduler.hpp b/include/mbgl/actor/scheduler.hpp index 6470ab1245..bb2cf124b8 100644 --- a/include/mbgl/actor/scheduler.hpp +++ b/include/mbgl/actor/scheduler.hpp @@ -1,5 +1,8 @@ #pragma once +#include <mapbox/weak.hpp> + +#include <functional> #include <memory> namespace mbgl { @@ -31,12 +34,21 @@ class Mailbox; class Scheduler { public: virtual ~Scheduler() = default; - - // Used by a Mailbox when it has a message in its queue to request that it - // be scheduled. Specifically, the scheduler is expected to asynchronously - // call `receive() on the given mailbox, provided it still exists at that - // time. - virtual void schedule(std::weak_ptr<Mailbox>) = 0; + + // Enqueues a function for execution. + virtual void schedule(std::function<void()>) = 0; + // Makes a weak pointer to this Scheduler. + virtual mapbox::base::WeakPtr<Scheduler> makeWeakPtr() = 0; + + // Returns a closure wrapping the given one. + // + // When the returned closure is invoked for the first time, it schedules + // the given closure to this scheduler, the consequent calls of the + // returned closure are ignored. + // + // If this scheduler is already deleted by the time the returnded closure is + // first invoked, the call is ignored. + std::function<void()> bindOnce(std::function<void()>); // Set/Get the current Scheduler for this thread static Scheduler* GetCurrent(); |